Simple Learning and Compositional Application of Perceptually Grounded Word Meanings for Incremental Reference Resolution
Simple Learning and Compositional Application of Perceptually Grounded Word Meanings for Incremental Reference Resolution
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用于增量参考分辨率的感知基础词义的简单学习和组合应用
DOI:
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发表时间:
2015
期刊:
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通讯作者:
David Schlangen
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文献类型:
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作者:
C. Kennington;David Schlangen
An elementary way of using language is to refer to objects. Often, these objects are physically present in the shared environment and reference is done via mention of perceivable properties of the objects. This is a type of language use that is modelled well neither by logical semantics nor by distributional semantics, the former focusing on inferential relations between expressed propositions, the latter on similarity relations between words or phrases. We present an account of word and phrase meaning that is perceptually grounded, trainable, compositional, and ‘dialogueplausible’ in that it computes meanings word-by-word. We show that the approach performs well (with an accuracy of 65% on a 1-out-of-32 reference resolution task) on direct descriptions and target/landmark descriptions, even when trained with less than 800 training examples and automatically transcribed utterances.